Question

The current ages of 'Ajay' and

Q: Answer-The current ages of 'Ajay' and 'Bishnu' are in the ratio 4:5. After 'y' years from now, their ages w...

ATQ, Let the present ages of Ajay and Bishnu be 4a years and 5a years, respectively. ATQ 4a y5a y yy 1 Or, 4a y y 1 5a y y Or, 4ya 4a y 2 y 5ya y2 Or, 4a y ya So, y ya 4a Or, y ay 4 So, a yy 4 Difference between present ages of Ajay and Bishnu 5a 4a a years So, required value yy 4

'Bishnu' are in the ratio 4:5. After 'y' years from now, their ages will be in the ratio y:(y + 1). Determine the difference between the current ages of 'Ajay' and 'Bishnu'.

A {y/(y – 1)}

B {2y/(y² – 4)}

C {y/(y – 4)}

D Can't determined

E None of these

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